Citação norma APA

Gassner, J. (1966). Theatre at the crossroads: Plays and playwrights of the mid-century American stage.

Citação norma Chicago

Gassner, John. Theatre at the Crossroads: Plays and Playwrights of the Mid-century American Stage. 1966.

Citação norma MLA

Gassner, John. Theatre at the Crossroads: Plays and Playwrights of the Mid-century American Stage. 1966.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.